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发明名称
油桶
摘要
申请公布号
CN3099276D
申请公布日期
1999.01.20
申请号
CN97327231.7
申请日期
1997.12.16
申请人
大地集团公司
发明人
李德永
分类号
09-02-B0100
主分类号
09-02-B0100
代理机构
中国矿业大学徐州专利事务所
代理人
张惠忠
主权项
地址
221003江苏省徐州市黄河东路三达小区8号
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